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%I #9 Jun 21 2021 02:47:36
%S 1,2,3,4,15,16,17,18,19,28,29,42,43,44,50,51,52,53,54,65,66,67,68,69,
%T 77,78,79,91,92,93,94,100,101,102,103,104,115,116,117,118,161,162,163,
%U 164,189,210,211,212,213,214,238,239,259,273,274
%N Numbers whose base-5 and base-7 expansions have the same digit sum.
%t Select[Range[300],Total[IntegerDigits[#,5]]==Total[IntegerDigits[#,7]]&] (* _Harvey P. Dale_, Oct 07 2014 *)
%K nonn,base
%O 1,2
%A _Clark Kimberling_
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